UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6LcDW/I8iefmg963c025P+Alf4F25M18zbw9YZMsDkU=' 
WHERE 
  key_id = '349f4709cec95978d2d9d16ee1cfcb9525dd2af8fecbe45a9b3dbd74fe5c2bf0' 
  AND (
    token = '6LcDW/I8iefmg963c025P+Alf4F25M18zbw9YZMsDkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )